function minimize(id) {
	el=document.getElementById(id);
	el.style.display="none";
}

function maximize(id) {
	el=document.getElementById(id);
	el.style.display="";
}

var ted=new Date();
var m=(ted.getMonth()+1);
m=(m<10)?"0"+m:m;

function doTheClock() {
	if(document.all || document.getElementById){
		window.setTimeout( "doTheClock()", 1000 );
		var dat=new Date();
		var mesic=dat.getMonth()+1;
		var rok = dat.getFullYear();
		var d=dat.getDate();
		var d=(d<10)?"0"+d:d;
 		var hodiny=dat.getHours();
 		var hodiny=(hodiny<10)?"0"+hodiny:hodiny;
 		var minuty=dat.getMinutes();
 		var minuty=(minuty<10)?"0"+minuty:minuty;
 		var sekundy=dat.getSeconds();
 		var sekundy=(sekundy<10)?"0"+sekundy:sekundy;
 		var cas=hodiny+":"+minuty+":"+sekundy+" "+d+"."+mesic+"."+rok;
 		document.getElementById('clock').innerHTML = cas;
   }
}

function start() {
	doTheClock();
}

function jqSwap(show,hide) {
	$(hide).hide();
	$(show).fadeIn("slow");
}

function makeHttpObject() {
  try {return new XMLHttpRequest();}
   catch (error) {}
  try {return new ActiveXObject("Msxml2.XMLHTTP");}
   catch (error) {}
  try {return new ActiveXObject("Microsoft.XMLHTTP");}
   catch (error) {}

  throw new Error("Could not create HTTP request object.");
}

var subMenu=new Array();

function addMenuItem(id,i,level){
	if ($('#mainMenu'+i).length){
		$('#mainMenu'+i).slideToggle();
	} else {
		var request=makeHttpObject();
	        request.open("GET", "/menu.php?id="+id+"&i="+i+"&level="+level, false);
	        request.send(null);
	        var response = request.responseText;
		$('#menuItem'+id).append(response);
		$('#mainMenu'+i).slideDown();
	}
}